Back to EveryPatent.com
United States Patent | 5,273,452 |
Donato ,   et al. | December 28, 1993 |
A lighting system comprising a power jack, a first or second type plug connector and luminaire assembly. The power jack is adapted to receive either a first or second type plug connector. The luminaire assembly includes a lamp socket subassembly, and a globe subassembly. The lamp socket subassembly comprises a lamp socket which is supported by a lamp socket support housing which bears a plurality of lamp socket support projections. The globe subassembly includes a globe, a globe support housing with engaging projections and a globe retaining element. The lamp socket support housing is adapted to be received within a portion of the globe support housing and interconnected by engagement of the lamp socket support projections with the engaging projections. In the engaged configuration, air-flow channels are formed between the housings. Air-flow passages are also formed between the globe and the globe support housing when interconnected by retaining element. The air-flow channels and passageways are in communication with each other and the ambient atmosphere to create air flow patterns which effect cooling of the lamp unit in the lamp socket.
Inventors: | Donato; Anthony C. (Westfield, NJ); Mier-Langner; Alejandro (Brooklyn, NY) |
Assignee: | Lightolier, Inc. (Seacaucus, NJ) |
Appl. No.: | 818295 |
Filed: | January 9, 1992 |
Current U.S. Class: | 439/339; 439/454; 439/669 |
Intern'l Class: | H01R 004/50 |
Field of Search: | 439/170,217,218,220,345,349,339,340,537,668,669,454 362/226,404,407,408 |
1673644 | Jun., 1928 | Shoe | 439/354. |
2200321 | May., 1940 | Angell | 439/669. |
2318822 | May., 1943 | Wantz | 439/339. |
4325599 | Apr., 1982 | Feldman | 439/669. |
Foreign Patent Documents | |||
0021580 | ., 1907 | GB | 439/454. |